Venera 12 (4V1 #4), a Soviet Venus flyby bus and descent lander launched on a Proton-K/D-1 from Baikonur; the lander reached the surface on 21 December 1978 and returned atmospheric and surface data for about 110 minutes.
- Outcome
- Success
- Orbit
- Venus
- Payload to orbit
- 6.1 T (est.)
- Flight
- 4th
- of 12 Proton-K/D-1 flights
- Date and time
- 14 September 1978, 02:25 UTC
- Rocket
- Proton-K/D-1
- Builder
- Khrunichev
- Launch site
- 81/24 (81P), Baikonur Cosmodrome, Republic of Kazakhstan
- Payload
- Robotic Exploration
- International designator
- 1978-086
- Launches in 1978
- 89th of 128
See it in orbit
Space Atlas shows the satellites and rocket stages from this launch in 3D.
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